Saint Bernard (saint bernard), also known as (Saint Bernard), is native to Denmark and has a long history in Switzerland. history, but in the middle of the 19th century, the number became less and less to the point of almost extinction. Today's St. Bernards are mostly breeds. It is a veritable giant working dog, weighing up to 100 kilograms and reaching a height of 1 meter.

Take good care of female St. Bernard dogs in heat to prevent them from being smuggled by unselected male dogs, which will affect the quality of offspring. The owner can put on the dog physiological pants when the female dog is in heat, which can prevent the dog from promiscuous sex and accidental pregnancy when going out; the male dog is also not allowed to go out to find the female dog in heat, otherwise it will be easy for the dog to go out. Infectious diseases, or being bitten by other male dogs while fighting for a mate.

Breeding should be carried out in a quiet and clean place. Except for the dog owner, do not let other idle people watch and make trouble. It is best to choose some familiar environments. Dogs in unfamiliar environments will be nervous, or let the dogs familiarize themselves with some breeding venues before mating.

Do not drink water and do strenuous exercise immediately after breeding, and let the male and female dogs go back to the kennel for a short rest. Because the dog consumes a lot of physical strength during the breeding process, it needs to rest.

Male dogs should not mate frequently, so as not to affect their health and shorten their breeding years. Mature male dogs should be mated once a day, and should have a day off every 3-4 days. Occasionally, they should be mated twice in one day, with an interval of more than 6 hours, and must rest the next day. The frequency of mating between young males and older males is also reduced. When the frequency of breeding is increased as a last resort, nutrition should be strengthened to make up for it. Male dogs over 12 years old are generally not allowed to breed.

Although the female St. Bernard can breed two litters per year, too many births will affect the physique of the female dog and the puppy. According to the age and health of the female St. Bernard, it is more suitable to have three litters in two years or one litter a year. Female Saint Bernards over 9 years old are generally not suitable for breeding.

The date of each estrus start, the duration of each estrus stage, and the mating date of the female Saint Bernard should be carefully recorded for future reference.

The most important point is that the owner should know the medical history of male Saint Bernards and female Saint Bernard dogs and whether there are any personality and genetic defects before breeding Saint Bernard dogs, whether there are genetic or hidden Sexual history, if any, is not suitable for reproduction.